The Alvis TD 21 DHC Graber is a convertible/cabriolet designed by Graber with 2 doors and a front mounted powerplant which delivers the power to the rear wheels.
Its 6 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a displacement of 3 litres. For this model it develops power and torque figures of 117 bhp (119 PS/87 kW) at 4000 rpm and 221 Nm (163 lbft/22.5 kgm) at 2500 rpm respectively.
This power is delivered to the wheels by means of a 4 speed manual transmission.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | Graber | ||
| dimensions & weights | |||
| Wheelbase | 2832 mm | 111.5 inches | |
| Track/tread (front) | 1380 mm | 54.3 inches | |
| Track/tread (rear) | 1370 mm | 53.9 inches | |
| Length | 4700 mm | 185 inches | |
| Width | 1660 mm | 65.4 inches | |
| Height | 1400 mm | 55.1 inches | |
| Ground clearance | 180 mm | 7.1 inches | |
| length:wheelbase ratio | 1.66 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 65 litres | 14.3 [17.2] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Alvis | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 3 litre 2993 cc (182.644 cu in) |
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| Bore × Stroke | 84 × 90 mm
3.31 × 3.54 in |
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| Bore/stroke ratio | 0.93 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 12 valves in total |
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| maximum power output (DIN) |
119 PS (117 bhp) (87 kW) at 4000 rpm |
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| maximum torque (DIN) |
221 Nm (163 ft·lb) (22.5 kgm) at 2500 rpm |
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| Specific output (DIN) |
29.2 kW/litre 39.6 ps/litre 39.1 bhp/litre 0.64 bhp/cu in |
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| Specific torque (DIN) |
73.84 Nm/litre
0.89 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 8.5:1 | ||
| Fuel system | 2 SU H6 carburettors | ||
| bmep (brake mean effective pressure) | 927.9 kPa (134.6 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 498.83 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | |||
| Power-to-weight ratio | |||
| Weight-to-power ratio | |||
| fuel consumption | |||
| Fuel consumption | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Carbon dioxide emissions | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 6.40-15 | ||
| Tyres rear | 6.40-15 | ||
| Brakes F/R | Di/Dr-S | ||
| Front brake diameter | 280 mm | ||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.77 | ||
| general | |||
| Carfolio.com ID | 520498 | ||
| Production total | |||
| Model code | |||
| RAC rating | 26.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1960 Alvis TD 21 DHC Graber added 2017-06-17. Last modified 2020-03-16. |
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